These are based on the idea that good individuals are gems formed through immense concentration of resources :
#144 #145 #146 #147 #148 #149
These are based on the idea that people have hidden characteristics (like diamonds in the rough) that can be showcased through the various subjects through your website :
#150 #151
This one is an incomplete thought. Basically the idea of the Vitruvian Man - the ideal man as depicted by LeonardoDaVinci in the famous painting:
#152
This one is an abstraction of the building block:
#153
Hope you like them :)

The curious "e" found this: According to Newton, gravitational attraction was caused by an unexplained magnetic force that acted across space and caused mutual attraction between two bodies.

Einstein rejected the ideas of Newton.

According to Einstein, an apple falls to the ground not because it feels the force of Earth's gravity but because the apple is responding to the curvature of space-time near the Earth's surface caused by the planet's huge mass...